package t5;

import javax.sound.midi.Soundbank;

public class demo1 {
    public static void main(String[] args) {
        Number number=new Number(8,4);
        System.out.println("相加="+number.addition());
        System.out.println("相减="+number.subtration());
        System.out.println("相乘="+number.multiplication());
        System.out.println("相处="+number.division());
    }
}
